/* 重置头部样式 */
.head{z-index: 5; margin-bottom: 300px; position: relative; height: 68px; border-bottom: 1px solid #ccc; width: 100%;}
.logo{margin: 18px 0 0 30px;}
.nav{position: absolute; left: 50%; transform: translateX(-50%);}
.nav li{float: left;margin: 0 20px; line-height: 66px;}
.nav li.active{border-bottom: 2px solid #fff;}
.nav li.active a{color: #fff;font-size: 18px;}
.nav li a{color: #fff;}
/* 两个按钮 */
.btnbox{line-height: 66px;}
.login,.register{border: 1px solid #ccc; padding: 5px 15px; border-radius: 15px; color: #ccc;}
.register{margin: 0 30px 0 10px;color: #fff;background-color: #f60; border: none;}

html{
  position: relative;
}

#mydiv{
  position: absolute;
  top: 0;
  left: 0;
}
.title-mydiv{
  padding-top: 89px;
  height: 248px;
  z-index: 10;
  position: absolute;
  top: 70px;
  text-align: center;
  width: 100%;
}
.title-mydiv h1{
  font-size: 40px;
  color: #fff;
}
.title-mydiv p{
  line-height: 30px;
  font-size: 16px;
  color: #fff;
}
/* case-title */
.case-title{ 
    font-size: 16px; 
    color: #000; 
    font-weight: bold; 
    margin: 30px 0;
}

.case-title span{ 
    font-size: 12px; 
    color: #999; 
    font-weight: bold;
}
.case-title::after{
    content: ''; 
    display: block;
    margin-top: 10px; 
    width:16px; 
    height: 2px; 
    background-color: #00bdff;
}

.case-text li{
    float:left; 
    padding: 18px; 
    width: 380px; 
    box-sizing: border-box; 
    border: 1px solid #f2f2f2; 
    margin-right: 30px;
}

.case-text li:last-child{ 
    margin-right: 0;
}

.case-text li img{ 
    width: 340px;
}

.case-text li h3{ 
    font-size: 16px; 
    color: #000;
}

.case-text li p{ 
    line-height: 24px; display: -webkit-box;    /* 将div转为弹性盒子 */
    -webkit-box-orient: vertical;               /* 设置文本的排列方式  垂直排列 */
    -webkit-line-clamp: 4;                      /* 设置最终显示行数 */
    overflow: hidden;                           /* 溢出隐藏 */ 
    margin: 10px 0;
}
.case-text li a{ 
    color: #00bdff
}

.partner ul li{ 
    height: 120px; 
    margin-bottom: 30px; 
    box-sizing: border-box;
    text-align: center;
    padding-top: 10px;
}

.partner ul li img{
  padding-top: 20px;
  width: 150px;
  line-height: 120px;
}
.partner ul li .img2{
  width: 190px;
}
.partner ul li .img3{
  width: 164px;
}
.partner ul li .img5{
  width: 140px;
}
.partner ul li .img6{
  width: 104px;
}
.partner ul li .img7{
  width: 82px;
}
.partner li:nth-child(3n){ 
    margin-right: 0;
}


/* floor */
.floor{ 
    top: 444px; 
    width: 80px; 
    height: 140px; 
    position: absolute; 
    left: 50%; 
    margin-left: 620px;
}

.floor p{ 
    line-height: 40px; 
    text-align: center; 
    cursor: pointer;
}


/* 尾部 */
.foot{
  height: 236px;
  margin-bottom: 20px;
}
.foot .foottext{
  height: 236px;
}
.foot .text-title{
  width: 160px;
}
.foot .text-title dt{
  font-size: 14px;
  line-height: 68px;
}
.foot .text-title dd{
  font-size: 12px;
  line-height: 28px;
  color: #b3b3b3;
}
.foot .foottext .weixin{
  float: right;
  text-align: right;
  top: 0;
  right: 0;
  width: 110px;
  height: 210px;
}
.foot .foottext .weixin .weixin-title{
  font-size: 16px;
  line-height: 28px;
  padding-top: 21px;
  color: black;
}
.foot .foottext .weixin .weixin-text{
  font-size: 12px;
  line-height: 27px;
  margin-bottom: 24px;
  color: #c0c0c0;
}
/* 底部 */
.footbottom{
  margin-top: 20px;
  margin-bottom: 20px;
  line-height: 20px;
  font-size: 14px;
  color: #d1d1d1;
}
.footbottom a,span{
  margin-right: 10px;
}
.footbottom a,span{
  color: #d1d1d1;
}
.footbottom .lest{
  margin-right: 0;
}